ELAINE Y CHAU MD
NPI 1326500836
Family Medicine in Roseville, CA
About Elaine Y Chau Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELAINE Y CHAU MD (NPI 1326500836) is an individual family medicine provider in Roseville, California, licensed in California (A179050) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Sacramento, and is a graduate of Drexel University College Of Medicine (2019).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Elaine Y Chau Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Elaine Chau reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95678 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROSEVILLE, CA 95678
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Elaine Chau's NPI number?
The NPI number for Elaine Chau is 1326500836. It was assigned to this individual provider in the NPPES registry on April 3, 2019.
Where is Elaine Chau located?
Elaine Chau practices at 1001 Riverside Ave, Roseville, CA 95678. The listed phone number is (916) 784-4050.
What is Elaine Chau's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Elaine Chau enrolled in Medicare?
Yes. Elaine Chau is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Elaine Chau's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elaine Chau reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Elaine Chau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Elaine Chau was last updated on July 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Elaine Y Chau, MD · NPI 1326500836
Family Medicine physician in Roseville, California. Individual provider, active in the CMS NPPES registry since April 3, 2019.
## Identity
- **NPI:** 1326500836 (Entity type: Individual)
- **Enumerated:** April 3, 2019
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A179050 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1001 RIVERSIDE AVE, Roseville, CA 95678-5199
- **Phone:** (916) 784-4050
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1548343510, Stockton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Drexel University College Of Medicine, class of 2019
## Record status
- **NPPES last updated:** July 3, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1326500836) · Data from the CMS NPPES public registry.